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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ADUCM320BBCZ датащи(PDF) 14 Page - Analog Devices |
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ADUCM320BBCZ датащи(HTML) 14 Page - Analog Devices |
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14 / 31 page  Data Sheet ADuCM320 Rev. C | Page 13 of 30 Parameter Symbol Min Typ Max Unit Test Conditions/Comments DIGITAL INPUTS Input Leakage Current Logic 1 GPIO 1 nA VIH = VDD, pull-up resistor disabled Logic 0 GPIO 10 nA VIL = 0 V, pull-up resistor disabled PRTADDRx Input Leakage Current 16 µA VIN = 0 to 1.8 V, due to weak pull- up resistors to 1.8 V Input Voltage 0.84 1.5 V External resistor 91 kΩ ± 1% to ground, range for CFP MSA high1 Input Capacitance, All Pins Except MCK, MDIO, PRTADDRx, and XTALx 10 pF Input Capacitance MCK, PRTADDRx 6.5 pF MDIO 8.5 pF Pin Capacitance XTALI 5 pF XTALO 5 pF LOGIC INPUTS GPIO Input Voltage Low VINL 0.25 × IOVDDx V High VINH 0.58 × IOVDDx V MDIO PRTADDRx Input Voltage Low VINL 0.36 V High VINH 0.84 V MCK, MDIO Input Voltage Setup time ≥10 ns; hold time ≥10 ns; MCK/MDIO Low VINL 0.36 V High VINH 0.84 V XTALI Input Voltage Low VINL 1.1 V High VINH 1.7 V Pull-Up Current 30 120 µA VIN = 0 V, see Figure 10 Pull-Down Current 30 100 µA VIN = 3.3 V, see Figure 10 LOGIC OUTPUTS All digital outputs excluding XTALO GPIO Output Voltage7 High VOH IOVDDx − 0.4 V ISOURCE = 2 mA Low VOL 0.4 V ISINK = 2 mA GPIO Short-Circuit Current1 11 mA See Figure 13 MDIO Output Voltage High VOH 1.0 V ISOURCE = 4 mA Low VOL 0.2 V ISINK = 4 mA Delay Time 100 ns MCK to MDIO out OSCILLATORS Internal System Oscillator 16 MHz Accuracy ±0.5 ±3 % System PLL 80 MHz Main system clock External Crystal Oscillator 16 MHz Can be selected in place of internal oscillator 32 kHz Internal Oscillator 32.768 kHz Use for watchdog Accuracy ±5 ±20 % External Clock 0.05 80 MHz Can be selected in place of PLL START-UP TIME Processor clock = 80 MHz At Power-On 40 ms POR to first user code execution After Other Reset 1.5 ms Reset to first user code execution From All Power-Down Modes 1.25 µs |
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